/****************************************************************************
 * arch/arm/src/samv7/sam_config.h
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.  The
 * ASF licenses this file to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the
 * License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 ****************************************************************************/

#ifndef __ARCH_ARM_SRC_SAMV7_SAMV7_CONFIG_H
#define __ARCH_ARM_SRC_SAMV7_SAMV7_CONFIG_H

/****************************************************************************
 * Included Files
 ****************************************************************************/

#include <nuttx/config.h>

#include <arch/chip/chip.h>
#include <arch/board/board.h>

/****************************************************************************
 * Pre-processor Definitions
 ****************************************************************************/

/* GPIO IRQs ****************************************************************/

#ifndef CONFIG_SAMV7_GPIO_IRQ
#  undef CONFIG_SAMV7_GPIOA_IRQ
#  undef CONFIG_SAMV7_GPIOB_IRQ
#  undef CONFIG_SAMV7_GPIOC_IRQ
#  undef CONFIG_SAMV7_GPIOD_IRQ
#  undef CONFIG_SAMV7_GPIOE_IRQ
#endif

#if SAMV7_NPIO < 1
#  undef CONFIG_SAMV7_GPIOA_IRQ
#endif
#if SAMV7_NPIO < 2
#  undef CONFIG_SAMV7_GPIOB_IRQ
#endif
#if SAMV7_NPIO < 3
#  undef CONFIG_SAMV7_GPIOC_IRQ
#endif
#if SAMV7_NPIO < 4
#  undef CONFIG_SAMV7_GPIOD_IRQ
#endif
#if SAMV7_NPIO < 5
#  undef CONFIG_SAMV7_GPIOE_IRQ
#endif

/* UARTs ********************************************************************/

/* Don't enable UARTs not supported by the chip. */

#if SAMV7_NUART < 1
#  undef CONFIG_SAMV7_UART0
#  undef CONFIG_SAMV7_UART1
#  undef CONFIG_SAMV7_UART2
#  undef CONFIG_SAMV7_UART3
#  undef CONFIG_SAMV7_UART4
#elif SAMV7_NUART < 2
#  undef CONFIG_SAMV7_UART1
#  undef CONFIG_SAMV7_UART2
#  undef CONFIG_SAMV7_UART3
#  undef CONFIG_SAMV7_UART4
#elif SAMV7_NUART < 3
#  undef CONFIG_SAMV7_UART2
#  undef CONFIG_SAMV7_UART3
#  undef CONFIG_SAMV7_UART4
#elif SAMV7_NUART < 4
#  undef CONFIG_SAMV7_UART3
#  undef CONFIG_SAMV7_UART4
#elif SAMV7_NUART < 5
#  undef CONFIG_SAMV7_UART4
#endif

/* Are any UARTs enabled? */

#undef HAVE_UART_DEVICE
#if defined(CONFIG_SAMV7_UART0) || defined(CONFIG_SAMV7_UART1) || \
    defined(CONFIG_SAMV7_UART2) || defined(CONFIG_SAMV7_UART3) || \
    defined(CONFIG_SAMV7_UART4)
#  define HAVE_UART_DEVICE 1
#endif

/* USARTs *******************************************************************/

/* If the USART is not being used as a UART or for SPI, then it really isn't
 * enabled for our purposes.
 */

#if !defined(CONFIG_USART0_SERIALDRIVER) && !defined(CONFIG_USART0_ISSPI)
#  undef CONFIG_SAMV7_USART0
#  undef CONFIG_USART0_SERIAL_CONSOLE
#  undef CONFIG_USART0_IFLOWCONTROL
#endif

#if !defined(CONFIG_USART1_SERIALDRIVER) && !defined(CONFIG_USART1_ISSPI)
#  undef CONFIG_SAMV7_USART1
#  undef CONFIG_USART1_SERIAL_CONSOLE
#  undef CONFIG_USART1_IFLOWCONTROL
#endif

#if !defined(CONFIG_USART2_SERIALDRIVER) && !defined(CONFIG_USART2_ISSPI)
#  undef CONFIG_SAMV7_USART2
#  undef CONFIG_USART2_SERIAL_CONSOLE
#  undef CONFIG_USART2_IFLOWCONTROL
#endif

/* Don't enable USARTs not supported by the chip. */

#if SAMV7_NUSART < 1
#  undef CONFIG_SAMV7_USART0
#  undef CONFIG_SAMV7_USART1
#  undef CONFIG_SAMV7_USART2
#elif SAMV7_NUSART < 2
#  undef CONFIG_SAMV7_USART1
#  undef CONFIG_SAMV7_USART2
#elif SAMV7_NUSART < 3
#  undef CONFIG_SAMV7_USART2
#endif

/* Are any USARTs enabled?
 *
 * REVISIT: Setting HAVE_UART_DEVICE only makes sense of the USART is being
 * used as a UART.
 */

#if defined(CONFIG_SAMV7_USART0) || defined(CONFIG_SAMV7_USART1) || \
    defined(CONFIG_SAMV7_USART2)
#  undef  HAVE_UART_DEVICE
#  define HAVE_UART_DEVICE 1
#endif

/* UART Flow Control ********************************************************/

/* UARTs do not support flow control */

#undef CONFIG_UART0_IFLOWCONTROL
#undef CONFIG_UART1_IFLOWCONTROL
#undef CONFIG_UART2_IFLOWCONTROL
#undef CONFIG_UART3_IFLOWCONTROL
#undef CONFIG_UART4_IFLOWCONTROL

/* Hardware flow control requires using a DMAC channel (not yet supported) */

#ifdef CONFIG_SERIAL_IFLOWCONTROL
#  warning XDMAC support is required for RTS hardware flow control
#  undef CONFIG_SERIAL_IFLOWCONTROL
#  undef CONFIG_USART0_IFLOWCONTROL
#  undef CONFIG_USART1_IFLOWCONTROL
#  undef CONFIG_USART2_IFLOWCONTROL
#endif

/* Serial Console ***********************************************************/

/* Is there a serial console?  There should be no more than one defined.  It
 * could be on any UARTn, n=1,..,SAMV7_NUART, or USARTn, n=1,.., SAMV7_NUSART
 */

#undef HAVE_SERIAL_CONSOLE
#if defined(CONFIG_UART0_SERIAL_CONSOLE) && defined(CONFIG_SAMV7_UART0)
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_USART0_SERIAL_CONSOLE
#  undef CONFIG_USART1_SERIAL_CONSOLE
#  undef CONFIG_USART2_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_UART1_SERIAL_CONSOLE) && defined(CONFIG_SAMV7_UART1)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_USART0_SERIAL_CONSOLE
#  undef CONFIG_USART1_SERIAL_CONSOLE
#  undef CONFIG_USART2_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_UART2_SERIAL_CONSOLE) && defined(CONFIG_SAMV7_UART2)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_USART0_SERIAL_CONSOLE
#  undef CONFIG_USART1_SERIAL_CONSOLE
#  undef CONFIG_USART2_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_UART3_SERIAL_CONSOLE) && defined(CONFIG_SAMV7_UART3)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_USART0_SERIAL_CONSOLE
#  undef CONFIG_USART1_SERIAL_CONSOLE
#  undef CONFIG_USART2_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_UART4_SERIAL_CONSOLE) && defined(CONFIG_SAMV7_UART4)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_USART0_SERIAL_CONSOLE
#  undef CONFIG_USART1_SERIAL_CONSOLE
#  undef CONFIG_USART2_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_USART0_SERIAL_CONSOLE) && defined(CONFIG_SAMV7_USART0)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_USART1_SERIAL_CONSOLE
#  undef CONFIG_USART2_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_USART1_SERIAL_CONSOLE) && defined(CONFIG_SAMV7_USART1)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_USART0_SERIAL_CONSOLE
#  undef CONFIG_USART2_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_USART2_SERIAL_CONSOLE) && defined(CONFIG_SAMV7_USART2)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_USART0_SERIAL_CONSOLE
#  undef CONFIG_USART1_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#else
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_USART0_SERIAL_CONSOLE
#  undef CONFIG_USART1_SERIAL_CONSOLE
#  undef CONFIG_USART2_SERIAL_CONSOLE
#endif

/* SPI **********************************************************************/

/* Don't enable SPI peripherals not supported by the chip. */

#if SAMV7_NSPI < 1
#  undef CONFIG_SAMV7_SPI0
#  undef CONFIG_SAMV7_SPI0_MASTER
#  undef CONFIG_SAMV7_SPI0_SLAVE
#  undef CONFIG_SAMV7_SPI1
#  undef CONFIG_SAMV7_SPI1_MASTER
#  undef CONFIG_SAMV7_SPI1_SLAVE
#elif SAMV7_NSPI < 2
#  undef CONFIG_SAMV7_SPI1
#  undef CONFIG_SAMV7_SPI1_MASTER
#  undef CONFIG_SAMV7_SPI1_SLAVE
#endif

#ifndef CONFIG_SAMV7_SPI
#  undef CONFIG_SAMV7_SPI0
#  undef CONFIG_SAMV7_SPI0_MASTER
#  undef CONFIG_SAMV7_SPI0_SLAVE
#  undef CONFIG_SAMV7_SPI1
#  undef CONFIG_SAMV7_SPI1_MASTER
#  undef CONFIG_SAMV7_SPI1_SLAVE
#endif

/* Are any SPI peripherals enabled? */

#if !defined(CONFIG_SAMV7_SPI0) && !defined(CONFIG_SAMV7_SPI0)
#  undef CONFIG_SAMV7_SPI
#  undef CONFIG_SAMV7_SPI_MASTER
#  undef CONFIG_SAMV7_SPI_SLAVE
#endif

/* Each SPI peripheral must be enabled as a MASTER or as a SLAVE */

#ifndef CONFIG_SAMV7_SPI_MASTER
#  undef CONFIG_SAMV7_SPI0_MASTER
#  undef CONFIG_SAMV7_SPI1_MASTER
#endif

#if !defined(CONFIG_SAMV7_SPI0_MASTER) && !defined(CONFIG_SAMV7_SPI1_MASTER)
#  undef CONFIG_SAMV7_SPI_MASTER
#endif

#ifndef CONFIG_SAMV7_SPI_SLAVE
#  undef CONFIG_SAMV7_SPI0_SLAVE
#  undef CONFIG_SAMV7_SPI1_SLAVE
#endif

#if !defined(CONFIG_SAMV7_SPI0_SLAVE) && !defined(CONFIG_SAMV7_SPI1_SLAVE)
#  undef CONFIG_SAMV7_SPI_SLAVE
#endif

#if !defined(CONFIG_SAMV7_SPI_MASTER) && !defined(CONFIG_SAMV7_SPI_SLAVE)
#  undef CONFIG_SAMV7_SPI
#  undef CONFIG_SAMV7_SPI0
#  undef CONFIG_SAMV7_SPI1
#endif

/****************************************************************************
 * Public Types
 ****************************************************************************/

/****************************************************************************
 * Public Data
 ****************************************************************************/

/****************************************************************************
 * Inline Functions
 ****************************************************************************/

/****************************************************************************
 * Public Functions Prototypes
 ****************************************************************************/

#endif /* __ARCH_ARM_SRC_SAMV7_SAMV7_CONFIG_H */
